Tools & Wizards About Us
walsn.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

walsn.com

Coriolis Mass & Electromagnetic Flowmeter & Combustion Efficiency & Flue Gas & Oxygen Analyzer Manufacturers & Supplier in China | Walsn

Page Load Speed

3.9 sec in total

First Response

174 ms

Resources Loaded

3.2 sec

Page Rendered

488 ms

walsn.com screenshot

About Website

Click here to check amazing Walsn content. Otherwise, check out these important facts you probably never knew about walsn.com

our company as a Coriolis Mass & Electromagnetic Flowmeter Manufacturers & Supplier ,provide Coriolis Mass & Electromagnetic Flowmeter ,Combustion Efficiency & Flue Gas & Oxygen Analyzer ,if you need ...

Visit walsn.com

Key Findings

We analyzed Walsn.com page load time and found that the first response time was 174 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

walsn.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value450 ms

63/100

30%

CLS (Cumulative Layout Shift)

Value0.265

46/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

walsn.com

174 ms

walsn.com

268 ms

www.walsn.com

174 ms

www.walsn.com

372 ms

js

55 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 94% of them (47 requests) were addressed to the original Walsn.com, 4% (2 requests) were made to Hm.baidu.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Walsn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 226.4 kB (7%)

Content Size

3.2 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Walsn.com main page is 3.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 24.6 kB

  • Original 31.8 kB
  • After minification 26.9 kB
  • After compression 7.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 4.9 kB, which is 15% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 24.6 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 87.4 kB

  • Original 3.0 MB
  • After minification 2.9 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Walsn images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 79.8 kB

  • Original 154.5 kB
  • After minification 154.5 kB
  • After compression 74.8 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 79.8 kB or 52% of the original size.

CSS Optimization

-64%

Potential reduce by 34.6 kB

  • Original 54.3 kB
  • After minification 49.4 kB
  • After compression 19.7 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Walsn.com needs all CSS files to be minified and compressed as it can save up to 34.6 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (40%)

Requests Now

45

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Walsn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

walsn.com

walsn.com

174 ms

walsn.com

walsn.com

268 ms

www.walsn.com

www.walsn.com

174 ms

www.walsn.com

www.walsn.com

372 ms

js

js

55 ms

hm.js

hm.js

1400 ms

font-awesome.min.css

font-awesome.min.css

70 ms

Wosen.css

Wosen.css

134 ms

style.css

style.css

196 ms

jquery-1.10.1.min.js

jquery-1.10.1.min.js

263 ms

en.css

en.css

198 ms

jquery.lazyload.js

jquery.lazyload.js

198 ms

responsiveslides.css

responsiveslides.css

198 ms

responsiveslides.min.js

responsiveslides.min.js

198 ms

layer.js

layer.js

260 ms

owl.carousel.js

owl.carousel.js

261 ms

search.js

search.js

341 ms

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646dcd7b30e0c.png

129 ms

tw2.png

tw2.png

66 ms

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6639d5b0ab73a.jpg

258 ms

5ee869c46cceb.jpg

5ee869c46cceb.jpg

257 ms

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61920677ee5e8.jpg

1268 ms

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5ee869ec17046.jpg

239 ms

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665eaeba777bb.png

196 ms

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665eaf1012690.png

195 ms

5db0fdf9b0812.png

5db0fdf9b0812.png

783 ms

shipin.jpg

shipin.jpg

1081 ms

5f0d65292a84b.jpg

5f0d65292a84b.jpg

304 ms

5ef151df5f33b.jpg

5ef151df5f33b.jpg

324 ms

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5ef151f0a9a9c.jpg

1492 ms

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5ef15204052d6.jpg

948 ms

jiantou.jpg

jiantou.jpg

601 ms

668b5989e6357.png

668b5989e6357.png

1794 ms

6639d5410b7b6.jpg

6639d5410b7b6.jpg

848 ms

6639d512e3b8e.jpg

6639d512e3b8e.jpg

1976 ms

dilogo.jpg

dilogo.jpg

1014 ms

footbj.jpg

footbj.jpg

1054 ms

bthbj.png

bthbj.png

1119 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1183 ms

layer.css

layer.css

1157 ms

hm.gif

hm.gif

375 ms

font-awesome.min.css

font-awesome.min.css

66 ms

Wosen.css

Wosen.css

66 ms

style.css

style.css

79 ms

en.css

en.css

128 ms

layer.css

layer.css

129 ms

responsiveslides.css

responsiveslides.css

143 ms

themes.gif

themes.gif

240 ms

zuo.jpg

zuo.jpg

240 ms

you.jpg

you.jpg

240 ms

Accessibility Review

walsn.com accessibility score

71

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

walsn.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

walsn.com SEO score

91

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Walsn.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Walsn.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

walsn.com

Open Graph description is not detected on the main page of Walsn. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: